From a total population of 8,333, McKenzie County has a median age of 34. The average age of males, in McKenzie County, is 33.2 while the average age of females is 34.5. When you compare this to median age of North Dakota, McKenzie County is 1.9 years younger.
The median income of individuals, in McKenzie County, is $34,688 while the average household income is $67,578. When comparing the median income of people living in McKenzie County to the rest of North Dakota, the average income in McKenzie County is $3,794 more.